The Carhartt jams that went down at the Jugendpark in Cologne, Germany are widely regarded amongst many pros I have talked to over the years as one of the most memorable contests! Lets go back to 2003, and this sick edit featuring Martti Kuoppa, Viki Gomez, Frank Lukas, Ryoji Yamamoto, Michael Sommer, Matti Röse, and Phil Dolan.